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8080884440 = 235202022111
BaseRepresentation
bin1111000011010100…
…01000001011011000
3202212011121110111022
413201222020023120
5113022201300230
63413505222012
7404152245566
oct74152101330
922764543438
108080884440
1134774a30a2
121696331908
139ba222c35
14569320a36
153246761e5
hex1e1a882d8

8080884440 has 16 divisors (see below), whose sum is σ = 18181990080. Its totient is φ = 3232353760.

The previous prime is 8080884403. The next prime is 8080884443. The reversal of 8080884440 is 444880808.

It is a super-2 number, since 2×80808844402 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8080884391 and 8080884400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8080884443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101011016 + ... + 101011095.

It is an arithmetic number, because the mean of its divisors is an integer number (1136374380).

Almost surely, 28080884440 is an apocalyptic number.

It is an amenable number.

8080884440 is an abundant number, since it is smaller than the sum of its proper divisors (10101105640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8080884440 is a wasteful number, since it uses less digits than its factorization.

8080884440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202022122 (or 202022118 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 44.

The square root of 8080884440 is about 89893.7397152883. The cubic root of 8080884440 is about 2006.7177804493.

The spelling of 8080884440 in words is "eight billion, eighty million, eight hundred eighty-four thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 202022111 404044222 808088444 1010110555 1616176888 2020221110 4040442220 8080884440